.h-img-tab{
    width: 100%;
    min-width: 1200px;
    height: 383px;
    margin: 0 auto 30px;
    position: relative;
}
ul{
    list-style: none;
}
.h-img-tab .tab-con{
    height: 383px;
    width: 100%;
    position: absolute;
    top: 0;
    left: 0;
}
.h-img-tab .tab-con .pic{
    height: 383px;
    width: 100%;
}
.h-img-tab .tab-con .pic a{
    display: block;
    width: 100%;
    height: 383px;
    background-position: center center;
    background-repeat: no-repeat;
}
.h-gb-tab{
    overflow: hidden;
    position: absolute;
    z-index: 60;
    bottom: 0;
    height: 40px;
    width: 100%;
    text-align: center;
}
.h-gb-tab .item,.h-gb-tab .item2{
    display: inline-block;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    margin: 6px;
    color: #6ff;
    text-align: center;
    line-height: 16px;
}
.h-gb-tab .item{
    background-color: #003c49;
}
.h-gb-tab .item2{
    background-color: #ffffff;
}
.h-gb-tab a:hover{
    background-color: #ffffff;
}
.arrow{
    position: absolute;
    top: 171px;
    z-index: 99;
    display: none;
    width: 40px;
    height: 40px;
    font-size: 36px;
    font-weight: bold;
    line-height: 39px;
    text-align: center;
    color: #fff;
    background-color: RGBA(0, 0, 0, .3);
    cursor: pointer;
}
.h-img-tab .arrow:hover {
    background-color: RGBA(0, 0, 0, .7);
}
.h-img-tab:hover .arrow {
    display: block;
}
#prev {
    left: 20px;
}
#next {
    right: 20px;
}